Add vuln counts to container regsitry page

...egistry/explorer/components/list_page/registry_header.vue

...kages_and_registries/container_registry/explorer/index.js

...plorer/components/list_page/container_scanning_counts.vue

...orer/components/list_page/metadata_container_scanning.vue

...phql/queries/get_project_container_scanning.query.graphql

...elpers/ee/container_registry/container_registry_helper.rb

...er/components/list_page/container_scanning_counts_spec.js

...ainer_registry/explorer/components/list_page/mock_data.js

...pers/container_registry/container_registry_helper_spec.rb

locale/gitlab.pot

...try/explorer/components/list_page/registry_header_spec.js

...registries/container_registry/explorer/pages/list_spec.js